Upgrade to Spring Cloud Hoxton.RC2

closes codecentric#1299

Author: joshiste

pom.xml

@@ -36,7 +36,7 @@
 
  <!-- used dependencies versions -->
  <spring-boot.version>2.2.1.RELEASE</spring-boot.version>
- <spring-cloud.version>Hoxton.RC1</spring-cloud.version>
+ <spring-cloud.version>Hoxton.RC2</spring-cloud.version>
  <wiremock.version>2.24.0</wiremock.version>
  <hazelcast-tests.version>3.12.2</hazelcast-tests.version>
  <findbugs-jsr305.version>3.0.2</findbugs-jsr305.version>